Question: When did the Yukon have a population of 33,897?
Paraphrase: The Yukon had a population of 33,897 in which year?
SPARQL (Wikidata): SELECT ?value WHERE { wd:Q2009 p:P1082 ?s . ?s ps:P1082 ?x filter(contains(?x , '33897.0')) . ?s pq:P585 ?value}